Finding the Fourth Proportional to 635,656.40, 952,102.20 and 385,902.80
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Solution
The fourth proportional to 635,656.40, 952,102.20 and 385,902.80 is: 578,014.95
Step by Step Solution
- Step 1: Write the proportion equation
635,656.40 : 952,102.20 = 385,902.80 : x - Step 2: Convert to fraction form
635,656.40/952,102.20 = 385,902.80/x - Step 3: Cross multiply
635,656.40x = 952,102.20 × 385,902.80 - Step 4: Simplify right side
635,656.40x = 367,418,904,866.16 - Step 5: Solve for x
x = 367,418,904,866.16/635,656.40 - Step 6: Final answer
x = 578,014.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.